Continuity mistake: Sometimes Shrek's front door opens outwards, at other times inwards, yet it can't be "two-way" because whenever it closes, it slams against the frame. (00:10:55 - 00:13:45)
Continuity mistake: As Buddy walks out into the street at the start of the movie when the cat is playing dead, you can see several parked cars on the street behind him. When the van backs up to 'catnap' buddy, there are no parked cars. Then as the van drives off again, there is a different bunch of parked cars in the street. (00:03:54)
Continuity mistake: In the scene where Page (Jennifer Love Hewitt) follows Jack onto the beach, and she falls over into the mud while clambering through the bushes, Jack finds her on the floor in the mud and helps her up. When she stands in front of him, she's clean, with no mud in sight.
Continuity mistake: When they are driving to the hotel both the limos have tinted glass, but when they arrive at the hotel John Cusack's limo no longer has tinted glass - we clearly see him inside the car, although the camera's outside.
Continuity mistake: Linus and Rusty are standing in the Botanical Garden at the Bellagio going over Linus' observations. Rusty has a cocktail glass of shrimp in hand. When they change angles he has a plate in his hand, then change back, it's a glass. Full screen version. (00:43:40)
Continuity mistake: When Tori Spelling is lying in bed and the ghost pulls the sheet back and sees her ugly feet she doesn't have any socks on. As the ghost starts to have sex with her she has socks on. (00:30:30)
Continuity mistake: When Dr. Dolittle is giving CPR to the bear, the bear is completely dry. If you just rescued something from the water, it should be wet. (00:35:30)
Continuity mistake: In the scene where John is peeing off Stifler's balcony, he knocks over a plant and knocks out Christy. In the next shot the plant is back, and in the one after that it is gone again. (00:17:15)
Continuity mistake: When Hal's co-workers bring him a cake for his promotion, Rosemary takes a slice out for herself. They change shots a couple times, and the size of the piece missing from the cake changes several times, and the layers of the cake change as well.
Continuity mistake: When the two brothers are frantically trying to get out of the car because the monster truck is barreling toward them (in slo-mo), you will notice that the tongue ring is missing from the one brother's tongue. Odd mistake seeing as his character is centered around the tongue ring. (01:27:05)
Continuity mistake: During the detention scene, the teacher comes in and you can see there isn't anything on his rear end. As he leaves, you can see toilet paper hanging from his rear. This was because a scene never made it into the movie where the teacher's office is in the mens restroom. Also confirmed on cast commentary.
Continuity mistake: When Bridget is getting dressed for her big date with Daniel, her tights are over her undies; later, when he's going up her skirt, the tights are clearly under her big ugly undies. (00:17:50 - 00:26:00)
Continuity mistake: When Carter and Zhang Ziyi are fighting, Carter is wearing alligator skin shoes (brown). However, when Ziyi thrusts the sword at Carter and Carter falls back on a chair raising his feet, you see him wearing black running shoes with a white sole.
Continuity mistake: When Jo's mother and father are in the garden at Jack's house, she gets in her car with curly hair. The next scene shows her driving her car with straight hair.
Continuity mistake: When Felix looks out at the Anfield pitch you can see executive boxes on the opposite stand. He is meant to be in an executive box but can't be, as only one stand at Anfield has boxes. (01:16:20)
Continuity mistake: When Elle decides to quit law school and goes to see Paulette at the nail salon, when she arrives she's crying and her face is wet with tears. In the next camera angle (2 seconds later) her face is completely dry and her makeup is normal.
Continuity mistake: Watch the first kiss scene between Reeves and Theron. Keanu's shirt drops to the floor, yet you can clearly see it on his shoulder in every other shot. The camera switches angles multiple times, so this is easy to spot.
Continuity mistake: At the big dinner, Clarisse tries to show the Japanese man some pictures and he shakes his head as he eats his green soup. A minute later, they serve the green soup.
Continuity mistake: This error occurs when Tom finds a deer on the side of the road, slices it open, and wears its skin as a suit. After he is dancing with it on, he gets hit by the big truck. Now, if you look closely, when he gets hit, one of his shoes fall off, but when the camera gets closer to him lying on the ground, he has both shoes on his feet. (00:17:00)
Continuity mistake: After Joe picks his daughter up from her mother's, they drive into Minneapolis. While Joe is talking to his daughter, you can see Macaroni Grill and Galyns out the window as they drive past. After a quick shot of the daughter, when the camera is back on Joe, if you look out the car window again, they are passing the same establishments.